<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>纯图片网页</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            background-color: #FFFFFF;
            /* 网页背景色为纯白色 */
        }

        .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            background-color: #FFFFFF;
            /* 容器背景色为纯白色 */
            padding: 0;
            margin: 0 auto;
            width: 85%;
            /* 默认宽度为 */
        }

        img {
            margin: 0;
            padding: 0;
            width: 100%;
        }


        @media only screen and (max-width: 1280px) {
            .container {
                width: 100%;
                /* 在小于1280px时宽度为100% */
            }
        }
    </style>
</head>

<body>
    <div class="container">
        <img src="https://via.placeholder.com/400x600" alt="Image 1" loading="lazy">
        <img src="https://via.placeholder.com/400x600" alt="Image 2" loading="lazy">
        <img src="https://via.placeholder.com/400x600" alt="Image 3" loading="lazy">
    </div>
</body>

</html>